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Mcdonnell Miller Bronze Liquid Level Reflex Site Glass & Valve Kit for Water Columns 157 , 193, & 194 Series.

Other Recommended Products:
Additional Information

Key Features:

  1. Durable Construction: The sight glass sets are constructed from bronze, ensuring durability and longevity in demanding industrial environments.

  2. Pressure and Temperature Ratings: They are designed to handle pressures up to 300 WSP (Water, Steam, Pressure) at 450°F and 600 WOG (Water, Oil, Gas), making them suitable for a variety of applications​​​​.

  3. ASME Compliance: These kits comply with Boiler and Pressure Vessel Code Section 1 and ASME B31.1, ensuring they meet strict safety and performance standards​​.

  4. Complete Kits: Each kit includes a bronze reflex liquid level sight glass along with upper and lower slow-opening or quick-opening valves. The valves are designed with 1/2" NPT (National Pipe Thread) ports, and the kits are available in different sizes to fit specific model requirements:

    • Model 897 Bronze Size 5: Maintains 11-1/2" center-to-center distance for McDonnell Miller 157 series.
    • Model 899 Bronze Size 7: Maintains 11-1/2", 12-3/4", and 12-7/8" center-to-center distances for McDonnell Miller 193 and 194 series​​​​.

  5. Customization and Shipping: BoilerSupplies.com offers customization options to ensure you get the exact size and configuration needed for your system. They also provide same-day shipping for in-stock items, with express shipping options available​​​​.

In-stock orders eligible for small-pack shipments placed before 2:00 PM EST, Monday through Friday, will ship the same day. If ordered after 2:00PM EST, it will ship the following business day.

Items to be returned must be approved by Power Plus International, Inc. DBA Boiler USA, and may be subjected to a restocking fee

Notice: Due to the uncontrollable metal costs, all prices and delivery times are subject to change on a daily basis.

PPI™ and Power Plus International™, and related marks and logos displayed on the Site, are our trademarks and may not be used in any way without our prior express written permission. Nothing contained on the Site shall be construed as granting, by implication, estoppel or otherwise, any license or right to use any of our marks displayed on the Site without our prior express written permission. All other trademarks not owned by us that appear on this Site are the property of their respective owners.

*NOTE: The products described herein are not manufactured by Patterson-Kelley nor is Power Plus International, Inc. DBA Boiler USA in any way associated or affiliated with "PK", Patterson-Kelley, or Harsco Corporation.

Contact Us Directly:
Mailing Address:
  • Power Plus International, Inc. DBA Boiler USA
  • 143 McDonough Parkway
  • McDonough, GA 30253
Contact Us Directly:
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© 2026 Power Plus International, Inc. d/b/a Boiler USA, All Rights Reserved.
Mailing Address:
  • Power Plus International, Inc. DBA Boiler USA
  • 143 McDonough Parkway
  • McDonough, GA 30253
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